Which problems result in a positive number?
Choose all answers that are correct.
A.
B.
7.5 – (–1.4)
C.
–6 – (–8.1)
D.
–5.7 + 2.4
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OpenStudy (anonymous):
I need helpz
OpenStudy (theanarchist):
whats A lol
OpenStudy (anonymous):
b and c are positive
OpenStudy (anonymous):
That was fast...
OpenStudy (anonymous):
Can u help me with more?
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OpenStudy (theanarchist):
can I have a medal?
OpenStudy (anonymous):
How do i give medal's?
OpenStudy (anonymous):
put best response
OpenStudy (anonymous):
:P To be honest didint really anything. So i gave it to u.
OpenStudy (anonymous):
Can you help me with more?
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OpenStudy (anonymous):
sure
OpenStudy (anonymous):
A miner descended 1400 feet into a mine from the mine's entrance. While in the mine, he then rose 800 feet and then descended 450 feet.
What was the miner's net gain or loss in altitude from the entrance of the mine?
A.
–2650 ft
B.
2650 ft
C.
–1050 ft
D.
250 ft
OpenStudy (anonymous):
believe its c
OpenStudy (anonymous):
Thanks.
OpenStudy (anonymous):
I would not wanna bother you, but can you help me with a few more?